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Marquise|Lab Grown|IGI

2.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG811646339

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811646339

Diamond specifications and retailer prices

From £901 GBP
$1,207 USD
As of October 30, 2026
Save £2,762 GBP (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,663 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811646339 or 811646339. Listed at 19 retailers as of October 30, 2026, with prices from £901 to £3,663, a £2,762 spread on the same certified stone. Taylor and Hart lists it at £3,663. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811646339
Dimensions12.85 × 6.69 × 4.20 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.85 mm6.69 mm2.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811646339
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,517 GBP|Low: £901 GBP|High: £3,868 GBP|Avg: £2,006 GBP|-8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Taylor and Hart
October 30, 2026
Retailer 7£901 GBP
Retailer 13£980 GBP
Retailer 4£1,008 GBP
Retailer 2£1,045 GBP
Retailer 9£1,102 GBP
Retailer 11£1,175 GBP
Retailer 3£1,200 GBP
Retailer 15£1,439 GBP
Retailer 1£1,517 GBP
Retailer 16£1,658 GBP
Retailer 8£1,959 GBP
Retailer 14£2,002 GBP
Retailer 5£2,525 GBP
Retailer 10£2,696 GBP
Retailer 6£3,000 GBP
Retailer 17£3,289 GBP
Retailer 12£3,362 GBP
Taylor and Hart£3,663 GBP

43 data points across 18 retailers

19 retailers£901 GBP to £3,663 GBP

A+
Cheapest Retailer
-
£901 GBP
$1,207 USD
A
Retailer 2
-
£980 GBP
$1,313 USD
View
A
Retailer 3
-
£1,008 GBP
$1,351 USD
View
Final sale: no returns
A
Retailer 4
-
£1,045 GBP
$1,400 USD
View
Retailer 5
-
£1,102 GBP
$1,477 USD
View
Price last confirmed 19 days ago
Retailer 6
-
£1,149 GBP
$1,539 USD
View
Price last confirmed 37 days ago
A
Retailer 7
-
£1,175 GBP
$1,575 USD
View
A
Retailer 8
-
£1,200 GBP
$1,608 USD
View
A
Retailer 9
-
£1,439 GBP
$1,928 USD
View
A
Retailer 10
-
£1,517 GBP
View
A
Retailer 11
-
£1,658 GBP
$2,222 USD
View
A
Retailer 12
-
£1,959 GBP
$2,625 USD
View
B+
Retailer 13
-
£2,002 GBP
$2,683 USD
View
B+
Retailer 14
-
£2,525 GBP
View
B+
Retailer 15
-
£2,696 GBP
ZAR 58,365 ZAR
View
B+
Retailer 16
-
£3,000 GBP
$4,019 USD
View
B+
Retailer 17
-
£3,289 GBP
$4,408 USD
View
B+
Retailer 18
-
£3,362 GBP
View
Most Expensive
B
Taylor and Hart
E9EW6L9 · Oct 31
£3,663 GBP
$4,908 USD
View
18 more retailers have this diamond
Prices start from £901 GBPSave up to £2,762 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A+
2.03ct Marquise
£901 GBP